Gestetner B147 Service Manual page 416

SCANNER SP MODE
2-003 [Text (OCR) mode settings]
2-003-1 MTF Filter Coefficient
(Main scan)
Selects the MTF filter coefficient in the main scan direction for Text/Photo mode.
Select a higher number for a stronger filter.
If this is "0", the MTF filter is not applied.
2-003-2 MTF Filter Coefficient
(Sub scan)
As above, for sub scan
2-003-7 Smoothing Filter
Selects the smoothing pattern for Text/Photo mode when using binary picture
processing mode.
A larger value could cause moiré to appear in the image.
2-003-8 Scanner Gamma
Selects the scanner gamma type for Text/Photo mode when using binary picture
processing mode.
Adjusts the image density for each image density level for Text mode when using
binary picture processing mode.
2-003-11 Notch No.7: (Lighter): Brightness
2-003-12 Notch No.7: (Lighter): Contrast
2-003-13 Notch No.7: (Lighter): Threshold
2-003-14 Notch No.6: Brightness
2-003-15 Notch No.6: Contrast
2-003-16 Notch No.6: Threshold
2-003-17 Notch No.5: Brightness
2-003-18 Notch No.5: Contrast
2-003-19 Notch No.5: Threshold
2-003-20 Notch No.4: (Middle): Brightness
2-003-21 Notch No.4: (Middle): Contrast
2-003-22 Notch No.4: (Middle): Threshold
2-003-23 Notch No.3: Brightness
2-003-24 Notch No.3: Contrast
2-003-25 Notch No.3: Threshold
2-003-26 Notch No.2: Brightness
2-003-27 Notch No.2: Contrast
2-003-28 Notch No.2: Threshold
2-003-29 Notch No.1: (Darker): Brightness
2-003-30 Notch No.1: (Darker): Contrast
2-003-31 Notch No.1: (Darker): Threshold
B147/B149/B190
* [0 to 255 / 11 / 1/step ] DFU
CTL
* [ 0 to 255 / 11 / 1/step ] DFU
CTL
* [ 0 to 255 / 0 / 1/step ] DFU
CTL
* [ 0 to 11 / 5 / 1/step ] DFU
CTL
* [ 0 to 255 / 128 / 1/step ] DFU
CTL
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 215 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 200 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 185 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 170 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 150 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 130 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to 255 / 128 / 1/step ] DFU
[ 0 to -255 / 110 / 1/step ] DFU
5-128 SM